Home / 39,332.61-54,278.33-22,336.65

Finding the Fourth Proportional to 39,332.61, 54,278.33 and 22,336.65

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Solution

The fourth proportional to 39,332.61, 54,278.33 and 22,336.65 is: 30,824.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,332.61 : 54,278.33 = 22,336.65 : x
  2. Step 2: Convert to fraction form
    39,332.61/54,278.33 = 22,336.65/x
  3. Step 3: Cross multiply
    39,332.61x = 54,278.33 × 22,336.65
  4. Step 4: Simplify right side
    39,332.61x = 1,212,395,948.11
  5. Step 5: Solve for x
    x = 1,212,395,948.11/39,332.61
  6. Step 6: Final answer
    x = 30,824.19

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Half scale
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Double scale
Find fourth proportional to 39,333.61, 54,279.70 and 22,337.65
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.